How to get SHA 1 , SHA 256 , Key Hash , Key Hashes in Android Studio - YouTube
How to Generate SHA1, MD5, and SHA-256 Keys in Android Studio? - GeeksforGeeks
firebase - How to add SHA-1 to android application - Stack Overflow
PDF) OTP Generation using SHA | International Journal IJRITCC - Academia.edu
Configuring the Time-Based One-Time Password (TOTP) Tool for Two-Factor Authentication Using Google Authenticator - NetIQ® CloudAccess and MobileAccess Installation and Configuration Guide
android - Firebase phone auth not initiating OTP only in release mode but works on Debug mode even after added sha1 for release mode - Stack Overflow
How to Generate SHA1, MD5, and SHA-256 Keys in Android Studio? - GeeksforGeeks
With the same secret Generates the same OTP code, as long as it does not expire. · Issue #50 · BastiaanJansen/otp-java · GitHub